<template>
    <div>
        <el-button class="gray-btn" @click="goprint"> 打 印 </el-button>
        <el-dialog
                title="提示"
                :visible.sync="dialogVisible"
                size="tiny"
                :modal="false"
                :before-close="handleClose">
            <span v-html="warnInfo"></span>
            <span slot="footer" class="dialog-footer">

</span>
        </el-dialog>
    </div>
</template>

<script>
    import cfg from '../../../properties';
    export default {
        //====判断是否需要安装CLodop云打印服务器:====
        data(){
            return {
                dialogVisible: false,
                CreatedOKLodop7766: null,
                warnInfo:''
            }
        },
        props: {

            getLodopInstance:{       //点击查看
                type:Function,
//                default:function(){alert("并未实现查看接口");},
                required:false
            }

        },
        methods:{
            goprint(){
                //====页面引用CLodop云打印必须的JS文件：====
                //let need = this.needCLodop();
                if (this.needCLodop()) {

                    var head = document.head || document.getElementsByTagName("head")[0] || document.documentElement;
                    var oscript = document.createElement("script");
                    oscript.src ="http://localhost:8000/CLodopfuncs.js?priority=1";
                    head.insertBefore( oscript,head.firstChild );

                    //引用双端口(8000和18000）避免其中某个被占用：
                    oscript = document.createElement("script");
                    oscript.src ="http://localhost:18000/CLodopfuncs.js?priority=0";
                    head.insertBefore( oscript,head.firstChild );
                };
                let _lodop =this.getLodop(document.getElementById('LODOP_OB'), document.getElementById('LODOP_EM'));
                alert(_lodop)
                this.getLodopInstance(_lodop);
            },
            handleClose:function(done){
                this.dialogVisible = false;

            },
            needCLodop(){
                try{
                    var ua=navigator.userAgent;
                    if (ua.match(/Windows\sPhone/i) !=null) return true;
                    if (ua.match(/iPhone|iPod/i) != null) return true;
                    if (ua.match(/Android/i) != null) return true;
                    if (ua.match(/Edge\D?\d+/i) != null) return true;

                    var verTrident=ua.match(/Trident\D?\d+/i);
                    var verIE=ua.match(/MSIE\D?\d+/i);
                    var verOPR=ua.match(/OPR\D?\d+/i);
                    var verFF=ua.match(/Firefox\D?\d+/i);
                    var x64=ua.match(/x64/i);
                    if ((verTrident==null)&&(verIE==null)&&(x64!==null))
                        return true; else
                    if ( verFF !== null) {
                        verFF = verFF[0].match(/\d+/);
                        if ((verFF[0]>= 42)||(x64!==null)) return true;
                    } else
                    if ( verOPR !== null) {
                        verOPR = verOPR[0].match(/\d+/);
                        if ( verOPR[0] >= 32 ) return true;
                    } else
                    if ((verTrident==null)&&(verIE==null)) {
                        var verChrome=ua.match(/Chrome\D?\d+/i);
                        if ( verChrome !== null ) {
                            verChrome = verChrome[0].match(/\d+/);
                            if (verChrome[0]>=42) return true;
                        };
                    };
                    return false;
                } catch(err) {return true;};
            },
            created: function () {


            },
            ///====获取LODOP对象的主过程：====
            getLodop(oOBJECT, oEMBED) {
                var strHtmInstall = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='install_lodop32.exe' target='_self'>执行安装</a>,安装后请刷新页面或重新进入。</font>";
                var strHtmUpdate = "<br><font color='#FF00FF'>打印控件需要升级!点击这里<a href='install_lodop32.exe' target='_self'>执行升级</a>,升级后请重新进入。</font>";
                var strHtm64_Install = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='install_lodop64.exe' target='_self'>执行安装</a>,安装后请刷新页面或重新进入。</font>";
                var strHtm64_Update = "<br><font color='#FF00FF'>打印控件需要升级!点击这里<a href='install_lodop64.exe' target='_self'>执行升级</a>,升级后请重新进入。</font>";
                var strHtmFireFox = "<br><br><font color='#FF00FF'>（注意：如曾安装过Lodop旧版附件npActiveXPLugin,请在【工具】->【附加组件】->【扩展】中先卸它）</font>";
                var strHtmChrome = "<br><br><font color='#FF00FF'>(如果此前正常，仅因浏览器升级或重安装而出问题，需重新执行以上安装）</font>";
                var strCLodopInstall = "<br><font color='#FF00FF'>CLodop云打印服务(localhost本地)未安装启动!点击这里<a  id='lodopDown'  href='http://123.7.30.195:8024/down/CLodop_Setup_for_Win32NT.exe' target='_self'>执行安装</a>,安装后请重新登录。</font>";
                var strCLodopUpdate = "<br><font color='#FF00FF'>CLodop云打印服务需升级!点击这里<a href='CLodop_Setup_for_Win32NT.exe' target='_self'>执行升级</a>,升级后请刷新页面。</font>";
                var LODOP;
                try {
                    console.log(document);
                    var isIE = (navigator.userAgent.indexOf('MSIE') >= 0) || (navigator.userAgent.indexOf('Trident') >= 0);

                    if (this.needCLodop()) {

                        try {
                            console.log(window)

                            LODOP = window.getCLodop();

                        } catch (err) {

                        }
                        ;
                        if (!LODOP && document.readyState !== "complete") {
                            alert("C-Lodop没准备好，请稍后再试！");
                            return;
                        }
                        ;
                        if (!LODOP) {
                            // if (isIE) document.write(strCLodopInstall); else
                            //     element.innerHTML = strCLodopInstall + element.innerHTML;
                            // return;
                            this.warnInfo = strCLodopInstall;

                            this.dialogVisible = true;
                        } else {

                            // if (CLODOP.CVERSION<"2.1.0.2") {
                            // if (isIE) document.write(strCLodopUpdate); else
                            //       element.innerHTML=strCLodopUpdate+element.innerHTML;
                            // };
                            if (oEMBED && oEMBED.parentNode) oEMBED.parentNode.removeChild(oEMBED);
                            if (oOBJECT && oOBJECT.parentNode) oOBJECT.parentNode.removeChild(oOBJECT);
                        }
                        ;
                    } else {
                        var is64IE = isIE && (navigator.userAgent.indexOf('x64') >= 0);
                        //=====如果页面有Lodop就直接使用，没有则新建:==========
                        if (oOBJECT != undefined || oEMBED != undefined) {
                            if (isIE) LODOP = oOBJECT; else  LODOP = oEMBED;
                        } else if (this.CreatedOKLodop7766 == null) {
                            LODOP = document.createElement("object");
                            LODOP.setAttribute("width", 0);
                            LODOP.setAttribute("height", 0);
                            LODOP.setAttribute("style", "position:absolute;left:0px;top:-100px;width:0px;height:0px;");
                            if (isIE) LODOP.setAttribute("classid", "clsid:2105C259-1E0C-4534-8141-A753534CB4CA");
                            else LODOP.setAttribute("type", "application/x-print-lodop");
                            element.appendChild(LODOP);
                            this.CreatedOKLodop7766 = LODOP;
                        } else{
                            LODOP = this.CreatedOKLodop7766;
                        }
                        //=====Lodop插件未安装时提示下载地址:==========
                        if ((LODOP == null) || (typeof(LODOP.VERSION) == "undefined")) {
                             if (navigator.userAgent.indexOf('Chrome') >= 0){
                                 console.log("chrome");
                                 this.warnInfo = strHtmChrome;
                             }
                             if (navigator.userAgent.indexOf('Firefox') >= 0) {
                                 console.log("firefox");
                                 this.warnInfo += strHtmFireFox;
                             }
                             if (is64IE){
                                 this.warnInfo += strHtm64_Install;
                             }else if (isIE){
                                 document.write(strHtmInstall);
                             }else {
                                 this.warnInfo += strHtmInstall;
                             }

                            this.dialogVisible = true;
                            return LODOP;
                        }
                        ;
                    }
                    ;
                    if (LODOP.VERSION < "6.2.1.5") {
                        if (needCLodop())
                        // element.innerHTML = strCLodopUpdate + element.innerHTML; else if (is64IE) document.write(strHtm64_Update); else if (isIE) document.write(strHtmUpdate); else
                        // element.innerHTML = strHtmUpdate + element.innerHTML;

                        return LODOP;
                    }
                    ;
                    //===如下空白位置适合调用统一功能(如注册语句、语言选择等):===

                    //===========================================================
                    //alert(LODOP)
                    return LODOP;
                } catch (err) {
                    this.dialogVisible = true;
                }
                ;
            }
        },






    }
</script>
